阅读说明：本技术 分段亮起的唤醒光疗机 (Wake-up phototherapy unit with segmented lighting ) 是由 李维勇 于 2021-11-16 设计创作，主要内容包括：本发明公开了分段亮起的唤醒光疗机,属于照明控制技术领域,该分段亮起的唤醒光疗机,包括控制系统,所述控制系统输出PWM信号三到BOOST升压电路,PWM信号即脉冲宽度调整信号,其中所述PWM信号三的占空比均匀增加,所述BOOST升压电路根据所述PWM信号三高低电平的时间比率,稳定输出电压信号到矩阵发光单元,使所述矩阵发光单元中的所有发光件均匀在半小时内缓慢的亮起,其中矩阵发光单元的发光亮度分成十个等级,在预设时间之前的半小时所述控制系统开始输出PWM信号。通过输出PWM信号来对LED灯光进行调整,使其能够均匀缓慢的亮起,使用多个LED灯的灯光来实现模拟阳光,模拟日出效果,防止用户突然惊醒,导致头晕等不适症状。(The invention discloses a sectional lighting awakening phototherapy machine, which belongs to the technical field of illumination control and comprises a control system, wherein the control system outputs PWM (pulse width modulation) signals to a BOOST booster circuit, the PWM signals are pulse width adjustment signals, the duty ratio of the PWM signals is uniformly increased, the BOOST booster circuit stably outputs voltage signals to a matrix light-emitting unit according to the time ratio of three high and low levels of the PWM signals, all light-emitting pieces in the matrix light-emitting unit are uniformly and slowly lighted within half an hour, the luminance of the matrix light-emitting unit is divided into ten grades, and the control system starts to output the PWM signals before the preset time within half an hour. Adjust LED light through output PWM signal, make its can be evenly slowly light, use the light of a plurality of LED lamps to realize simulation sunshine, the effect of simulation sunrise prevents that the user from awakening suddenly, leads to uncomfortable symptoms such as dizziness.)

1. Wake up phototherapy machine that segmentation light is up, its characterized in that: the BOOST BOOST circuit stably outputs voltage signals to the matrix light-emitting unit according to the time ratio of three high and low levels of the PWM signals, so that all light-emitting elements in the matrix light-emitting unit uniformly and slowly light up within half an hour, and the light-emitting brightness of the matrix light-emitting unit is divided into ten grades.

2. The sectionally illuminated wake-up phototherapy machine of claim 1, wherein: and the control system starts to output PWM signals half an hour before the preset time, the duty ratio of the PWM signal III output by the control system is gradually increased, and the duty ratio of the PWM signal with the level of thirty is gradually increased along with the time by matching with the matrix light-emitting unit.

3. The sectionally illuminated wake-up phototherapy machine of claim 1, wherein: the main control chip of the control system adopts a single chip microcomputer, the single chip microcomputer is further connected with an external crystal oscillator circuit, and the external crystal oscillator circuit is used as an external clock reference when the single chip microcomputer operates.

4. The sectionally illuminated wake-up phototherapy machine of claim 3, wherein: the single chip microcomputer is powered through the BAT charging circuit, an external power supply is connected into the BAT charging circuit to supply power to the whole circuit, the BAT charging circuit further comprises a BAT battery, and the BAT battery is used for supplying power to the external crystal oscillator circuit through the single chip microcomputer to form a minimum system of the single chip microcomputer.

5. The sectionally illuminated wake-up phototherapy machine of claim 4, wherein: the single chip microcomputer is further connected with a liquid crystal display unit for providing function options and displaying an operation state, and the hardware corresponding to the liquid crystal display unit is a dot matrix liquid crystal display screen.

6. The sectionally illuminated wake-up phototherapy machine of claim 5, wherein: the dot matrix liquid crystal display screen is an LCD12864 liquid crystal display screen.

7. The sectionally illuminated wake-up phototherapy machine of claim 5, wherein: the single chip microcomputer is also connected with a key control unit, the implementation circuit corresponding to the key control unit is a key control circuit, each key is predefined, and corresponding operation is realized by pressing the key.

8. The sectionally illuminated wake-up phototherapy machine of claim 7, wherein: the single chip microcomputer also outputs a PWM signal II for controlling the ringing circuit, and the ringing sounds when the preset time is reached.

9. The sectionally illuminated wake-up phototherapy machine of claim 1, wherein: the matrix light-emitting unit adopts LED lamps as light-emitting pieces.

10. The sectionally illuminated wake-up phototherapy machine of claim 9, wherein: the LED lamps are arranged in a 4 × 7 matrix to make the brightness of the matrix light emitting unit uniform.

Technical Field

The invention belongs to the technical field of illumination control, and particularly relates to a wake-up phototherapy unit capable of lighting up in sections.

Background

The alarm clock is a clock with a time device. The time can be indicated, and sound signals or other signals can be sent out according to the preset time. The movement structure of the alarm clock mainly comprises two major types of mechanical type and quartz electronic type. Other types such as transistor balance-wheel traveling-wire type, tuning fork type and the like are rarely used, and the weighing-platform type alarm clock is usually arranged on a table for use, and is mainly called a travel alarm clock for travel. The error of the daily mechanical alarm clock is generally within 120 seconds/day, and the error of the daily quartz electronic alarm clock is generally within 0.2 seconds/day. Alarm clocks are of many kinds, mechanical and quartz, and have become an article which people cannot lack in life since the alarm clock is invented by people by using the principle of a pendulum.

The masses of office workers are generally wakened up by the alarm clock ring in the early morning, but are wakened up by the sudden alarm clock ring, so that uncomfortable symptoms such as dizziness, fainting and the like are easily caused all day long.

If CN204042517U is a Light Emitting Diode (LED) natural wake-up lamp, its structure includes a lamp body housing, an LED lamp, a driving power supply, the lamp body uses a soft light housing as the lamp body housing, and its structure also includes a timer switch, and the driving power supply switch is controlled by the timer switch to control the operation of the LED lamp. The utility model discloses with timer on-off control for the LED lamp to combine with audio player, cooperation on-off control uses soft light as the medium, can simulate sunrise and sunset, awakens up the people of sleeping well early morning, helps people to fall asleep at night, simultaneously, can regard as the head of a bed illumination lamps and lanterns to use. However, there is no description of how the wake-up lamp is turned on, and therefore, a wake-up phototherapy apparatus with a segmented lighting is proposed to solve the above problem.

Disclosure of Invention

The invention aims to provide a wake-up phototherapy device capable of lighting up in sections, so as to solve the problem that discomfort symptoms such as dizziness and fainting are easily caused in a whole day due to sudden alarm sound wake-up in the use process of the existing alarm clock in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: wake up phototherapy machine that segmentation is lighted, including control system, control system output PWM signal is three to the BOOST circuit, and PWM signal is pulse width adjustment signal promptly, wherein the duty cycle of PWM signal is three evenly increases, the BOOST circuit according to the time ratio of three high-low levels of PWM signal, stable output voltage signal is to the matrix luminescence unit, makes all luminous members in the matrix luminescence unit evenly slowly light in half an hour, and wherein the luminous luminance of matrix luminescence unit divides into ten grades.

Preferably, the control system starts to output the PWM signal half an hour before the preset time, the duty ratio of the PWM signal three output by the control system gradually increases, and the duty ratio of the PWM signal three-thirds level is gradually increased along with the time by matching with the matrix light emitting unit.

Preferably, the main control chip of the control system adopts a single chip microcomputer, the single chip microcomputer is further connected with an external crystal oscillator circuit, and the external crystal oscillator circuit is used as an external clock reference when the single chip microcomputer operates.

Preferably, the single chip microcomputer is powered through a BAT charging circuit, an external power supply is connected to the BAT charging circuit to supply power to the whole circuit, the BAT charging circuit further comprises a BAT battery, and the BAT battery is used for supplying power to the external crystal oscillator circuit through the single chip microcomputer to form a single chip microcomputer minimum system.

Preferably, the single chip microcomputer is further connected with a liquid crystal display unit for providing function options and displaying an operation state, and the hardware corresponding to the liquid crystal display unit is a dot matrix liquid crystal display screen.

Preferably, the dot matrix liquid crystal display screen is an LCD12864 liquid crystal display screen.

Preferably, the single chip microcomputer is further connected with a key control unit, the implementation circuit corresponding to the key control unit is a key control circuit, each key is predefined, and corresponding operation is implemented by pressing the key.

Preferably, the single chip microcomputer further outputs a second PWM signal to control the ringing circuit, and when the preset time is reached, the ringing sounds.

Preferably, the matrix light-emitting unit uses LED lamps as light-emitting members.

Preferably, the LED lamps are arranged in a 4 × 7 matrix to make the brightness of the matrix light emitting unit uniform.

Compared with the prior art, the invention has the beneficial effects that:

adjust luminance to the matrix luminescence unit through output PWM signal, make the LED lamp can be even slow bright, the light that uses a plurality of LED lamps realizes simulation sunshine, divide into ten grades with matrix luminescence unit whole luminance, make its inside all LED lamps become bright gradually in half an hour, consequently the user is after setting for the time of getting up, the LED lamp can light before half an hour, and divide into ten grades, evenly distributed is at the slow bright of this half an hour, the effect of appearing on the sun is simulated so, prevent that the user from waking up suddenly, lead to uncomfortable symptoms such as dizziness.

Drawings

FIG. 1 is a control flow diagram of the present invention;

FIG. 2 is a schematic circuit diagram of a main control chip according to the present invention;

FIG. 3 is a schematic diagram of an external crystal oscillator circuit according to the present invention;

FIG. 4 is a schematic diagram of an LED matrix circuit of the present invention;

FIG. 5 is a schematic diagram of a recording interface circuit according to the present invention;

FIG. 6 is a schematic diagram of the BOOST BOOST circuit of the present invention;

FIG. 7 is a schematic circuit diagram of a 12864 display module of the present invention;

FIG. 8 is a schematic diagram of a key control circuit of the present invention;

figure 9 is a schematic diagram of the ring circuit of the present invention;

fig. 10 is a schematic diagram of the BAT charging circuit of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-10, the present invention provides a technical solution: the control system outputs PWM signals three to a BOOST circuit, the PWM signals are pulse width adjusting signals, the duty ratio of the PWM signals one is uniformly increased, the BOOST circuit stably outputs voltage signals to a matrix light-emitting unit according to the time ratio of three high and low levels of the PWM signals, the matrix light-emitting unit is enabled to uniformly and slowly light within half an hour, and the light-emitting brightness of the matrix light-emitting unit is divided into ten grades.

In the embodiment, the brightness of the matrix light-emitting unit is regulated and controlled by the single chip microcomputer outputting the PWM signals, so that the brightness of the matrix light-emitting unit is gradually increased within half an hour, the effect of simulating sunrise in early morning is achieved, a user is awakened, and uncomfortable symptoms such as dizziness caused by sudden awakening of an alarm clock are avoided.

PWM is Pulse Width Modulation.

Pulse width modulation basic principle: the control mode is to control the on-off of the switch device of the inverter circuit, so that a series of pulses with equal amplitude but inconsistent width are obtained at the output end, and the pulses are used for replacing sine waves or required waveforms. That is, a plurality of pulses are generated in a half cycle of an output waveform, and the equivalent voltage of each pulse is a sine waveform, so that the obtained output is smooth and has few low-order harmonics.

Specifically, the control system starts to output the PWM signal half an hour before the preset time, the duty ratio of the PWM signal three output by the control system gradually increases, and the duty ratio of the PWM signal three-thirds level is gradually increased along with the time by matching with the matrix light-emitting unit.

In the embodiment, the user presets the wake-up time, and half an hour before the preset time, the single chip microcomputer starts to output the PWM signal from the sleep state, so that the whole circuit operates.

The BOOST circuit is a switching power supply which maintains stable output by utilizing the on-off time ratio of a switching tube, is widely applied to electronic equipment in various industries to find the BOOST circuit with the characteristics of small size, light weight and high efficiency, and is an indispensable power supply framework.

The BOOST circuit also BOOSTs the voltage of the output PWM signal three to drive the matrix light emitting unit.

The duty ratio of the PWM signal with thirty grades is gradually increased along with time, namely, the brightness is improved by one grade every three minutes, and further the BOOST circuit synchronously improves the voltage by one grade every three minutes, so that the brightness of the matrix light-emitting unit is improved.

Specifically, a main control chip of the control system adopts a single chip microcomputer, the single chip microcomputer is further connected with an external crystal oscillator circuit, and the external crystal oscillator circuit is used as an external clock reference when the single chip microcomputer operates.

In this embodiment, the type of the single chip microcomputer is HT66F3195, and the single chip microcomputer is connected to an external crystal oscillator circuit, and the external crystal oscillator circuit is used as an external clock reference when the single chip microcomputer operates, so as to prevent the clock from stopping operating when the circuit does not supply power from the outside, which may cause an error in display time of the phototherapy unit when the circuit is restarted.

Specifically, the single chip microcomputer is powered through the BAT charging circuit, the external power supply is connected to the BAT charging circuit to supply power to the whole circuit, the BAT charging circuit further comprises a BAT battery, and the BAT battery is used for supplying power to the external crystal oscillator circuit through the single chip microcomputer to form a minimum system of the single chip microcomputer.

In this embodiment, external power source inserts BAT charging circuit, supplies power to the singlechip through BAT charging circuit, further maintains the operation of the minimum system of singlechip through the BAT battery, and in addition at the off-duty time of singlechip, when not exporting PWM signal promptly and control external circuit, singlechip dormancy maintains the oscillation of external crystal oscillator circuit through the BAT battery, keeps the external clock, reduces the consumption.

The external crystal oscillator circuit can also select an active crystal oscillator and adjust the active crystal oscillator into a corresponding circuit to be connected to the singlechip as external clock reference.

Specifically, the single chip microcomputer is further connected with a liquid crystal display unit for providing function options and displaying an operation state, and the hardware corresponding to the liquid crystal display unit is a dot matrix liquid crystal display screen.

In this embodiment, the user realizes interactive operation through dot matrix liquid crystal display and button control unit, if set up the wake-up time, closes operations such as alarm clock.

Specifically, the dot matrix liquid crystal display screen is an LCD12864 liquid crystal display screen.

In this embodiment, the LCD12864 refers to a 128 × 64 dot matrix liquid crystal module, and may adopt TN, HTN, FSTN, FFSTN, and VA types of liquid crystal panels according to the use environment or pricing.

Specifically, the single chip microcomputer is further connected with a key control unit, the implementation circuit corresponding to the key control unit is a key control circuit, each key is predefined, and corresponding operation is achieved by pressing the key.

In this embodiment, a plurality of keys are provided to control the single chip microcomputer, and corresponding operations are displayed through the liquid crystal display unit, so that operations such as alarm clock setting and alarm clock turning-off are realized.

Specifically, the singlechip further outputs a second PWM signal to control the ringing circuit, and when the preset time is reached, the ringing sounds.

In this embodiment, the ring in the ring circuit rings at a time preset by the user, and after the matrix light-emitting unit is completely lit, the user does not wake up to turn off the alarm clock ring, and then the ring rings to wake up the user.

Specifically, the matrix light-emitting unit adopts an LED lamp as a light-emitting piece.

In this embodiment, the LED lamp is selected as the light emitting element of the matrix light emitting unit, and the corresponding LED matrix circuit is used to illuminate.

In consideration of the brightness of the LED, the device structure corresponding to the outside of the circuit can be 10cm by 10cm in order to simulate the sunlight to light.

The singlechip is also connected with a burning port and used for burning the program in the singlechip.

Specifically, the LED lamps are arranged in a 4 × 7 matrix to make the brightness of the matrix light emitting unit uniform.

In this embodiment, the maximum voltage supplied to the matrix light-emitting unit by the BOOST circuit is 12V, the matrix light-emitting unit is an LED matrix circuit, and since the voltage for completely lighting the LED lamps is 1.5V, 4 LED lamps are connected in series to form one path, and then seven paths are connected in parallel, so that the brightness of the matrix light-emitting unit is uniform.

The working principle and the using process of the invention are as follows: the single chip microcomputer is powered by the BAT charging circuit, an external power supply is connected into the BAT charging circuit to supply power to the whole circuit, the BAT charging circuit further comprises a BAT battery, the BAT battery is used for supplying power to the external crystal oscillator circuit through the single chip microcomputer to form a minimum system of the single chip microcomputer, an external clock is maintained through the external crystal oscillator circuit, the single chip microcomputer stops sleeping half an hour before preset time, the type of the single chip microcomputer is HT66F3195, a PWM signal is started to be output, the duty ratio of the output PWM signal III is gradually increased, the duty ratio of the PWM signal is gradually increased along with time in cooperation with the duty ratio of a matrix light-emitting unit, the duty ratio of the PWM signal III is increased gradually, the PWM signal III output by the single chip microcomputer reaches the BOOST boosting circuit, the BOOST boosting circuit synchronously raises the voltage by one level every three minutes, the brightness of the matrix light-emitting unit is improved, all light-emitting elements in the matrix light-emitting unit are uniformly and slowly lightened within half an hour, the LED lamp array is characterized in that a plurality of keys are arranged to control a single chip microcomputer, corresponding operations are displayed through a liquid crystal display unit, so that operations such as alarm clock setting, alarm clock closing and the like are achieved, the maximum voltage supplied by a BOOST booster circuit to a matrix light-emitting unit is 12V, the matrix light-emitting unit is an LED matrix circuit, and because the voltage for completely lighting the LED lamps is 1.5V, 4 LED lamps are connected in series to form one path, seven paths are connected in parallel, and the brightness of the matrix light-emitting unit is uniform.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.